Fix mysql conenctor

py_experimenter/database_connector_mysql.py

@@ -100,20 +100,11 @@ def _pull_open_experiment(self) -> Tuple[int, List, List]:
         return experiment_id, description, values
 
     def _get_existing_rows(self, column_names):
-        def _remove_double_whitespaces(existing_rows):
-            return [" ".join(row.split()) for row in existing_rows]
-
-        def _remove_string_markers(existing_rows):
-            return [row.replace("'", "") for row in existing_rows]
-
         connection = self.connect()
         cursor = self.cursor(connection)
         self.execute(cursor, f"SELECT {','.join(column_names)} FROM {self.database_configuration.table_name}")
-        existing_rows = list(map(np.array2string, np.array(self.fetchall(cursor))))
-        existing_rows = _remove_string_markers(existing_rows)
-        existing_rows = _remove_double_whitespaces(existing_rows)
-        self.close_connection(connection)
-        return  [dict(zip(column_names, existing_row)) for existing_row in existing_rows]
+        values = self.fetchall(cursor)
+        return [dict(zip(column_names, existing_row)) for existing_row in values]
 
     def get_structure_from_table(self, cursor):
         def _get_column_names_from_entries(entries):